计算机与现代化 ›› 2012, Vol. 198 ›› Issue (2): 61-65.doi: 10.3969/j.issn.1006-2475.2012.02.017

• 计算机控制 • 上一篇    下一篇

PLC软冗余在氮气连续供应自控系统中的研究与应用

张晓慧,袁敏   

  1. 上海海事大学航运技术与控制工程交通行业重点实验室,上海 201306
  • 收稿日期:2011-10-13 修回日期:1900-01-01 出版日期:2012-02-24 发布日期:2012-02-24

Research and Application of PLC Software Redundancy in Continuous Supply of N2

ZHANG Xiao-hui, YUAN Min   

  1. The Key Laboratory of Marine Technology and Control Engineering Ministry of Communications P. R. China, Shanghai Maritime University, Shanghai 201306, China
  • Received:2011-10-13 Revised:1900-01-01 Online:2012-02-24 Published:2012-02-24

摘要: 介绍一套低成本的PLC冗余系统——西门子PLC软冗余在氮气连续供应中的实现,对系统的构成、PLC的软冗余组态及其软冗余的编程等进行详细的介绍和说明。实际应用说明本控制系统能够达到期望的控制要求。

关键词: 可编程逻辑控制器, 软冗余, 上位机监控, 氮气连续供应

Abstract: This paper introduces a lowcost PLC redundancy system——the application of Siemens PLC software redundancy in a continuous supply of N2. The paper also provides a detailed description and illustration for the composition of the system and the software configuration, finally it introduces the design and realization of the software redundancy programming.

Key words: PLC, software redundancy, WinCC, continuous supply of N2

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